533609 has 4 divisors (see below), whose sum is σ = 538704. Its totient is φ = 528516.

The previous prime is 533593. The next prime is 533633. The reversal of 533609 is 906335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 533609 - 2⁴ = 533593 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (533009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2387 + ... + 2600.

It is an arithmetic number, because the mean of its divisors is an integer number (134676).

2⁵³³⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

533609 is a deficient number, since it is larger than the sum of its proper divisors (5095).

533609 is a wasteful number, since it uses less digits than its factorization.

533609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5094.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 533609 is about 730.4854550229. The cubic root of 533609 is about 81.1099963706.

The spelling of 533609 in words is "five hundred thirty-three thousand, six hundred nine".